In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
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Question: Sentence: Leaves changing color on trees of these is the best sign that the fall season has begun. Question: Which of these is the BEST sign that the fall season has begun?

Answer: Leaves changing color on trees


Question: Sentence: Sliding friction is friction that acts on objects when they are sliding over a surface. Question: What type of friction is friction that acts on objects when they are sliding over a surface?

Answer: sliding friction


Question: Sentence: Iguassu falls is the largest waterfall on the planet. Question: Which waterfall series is the largest on the planet?

Answer:
iguassu falls


